Automation System
Most data transmission in the future will be:

None of these
digital bit stream encoded data
analog in nature
carried over metallic telephone lines
All of these

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Automation System
What is proportional control?

The gain is independent of offset error.
It has a discrete output for each error value
The controller output varies continuously over a range
None of these
All of these

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Automation System
Direct Numerical Control means:

None of these
using one computer to control several machines
complete elimination of a need for a human operator.
eliminating computers from the manufacturing process
using several computers to control one large machine

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Automation System
The main function(s) of computer in CAD is/are

None of these
To relieve the designer from routine repetitious tasks.
All of these
To serve as an extension to the memory of the designer
To enhance the analytical and logical power of the designer

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